When the crop is sprayed with herbicide, the soya is unaffected/ reference to increased yield/financial advantage/advantage to the environment/**** seed oil modified to produce fish oils.

18 of 19

Suggest one scientific reason why some people are concerned about the genetic modification of plants and animals.

concerns about health/creating a pest species/genes escaping to create weeds/super weeds/the long-term effects are not known/genes escaping into the wild or organic crop population or words to that effect.